X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fnet_socket.c;h=85f51648dc81955f87b8c946f40e3bd6f059f2bc;hb=f4158fd7685a465f2170b92401243dff0397fb01;hp=160195455b450a9e1f1dc158df064bcf5a8a013c;hpb=a1b50920b9a52f86ca6e33fcb24d7fa34313a1ee;p=meshlink

diff --git a/src/net_socket.c b/src/net_socket.c
index 16019545..85f51648 100644
--- a/src/net_socket.c
+++ b/src/net_socket.c
@@ -43,8 +43,6 @@ int max_connection_burst = 100;
 /* Setup sockets */
 
 static void configure_tcp(connection_t *c) {
-	int option;
-
 #ifdef O_NONBLOCK
 	int flags = fcntl(c->socket, F_GETFL);
 
@@ -60,13 +58,13 @@ static void configure_tcp(connection_t *c) {
 #endif
 
 #if defined(SOL_TCP) && defined(TCP_NODELAY)
-	option = 1;
-	setsockopt(c->socket, SOL_TCP, TCP_NODELAY, (void *)&option, sizeof option);
+	int nodelay = 1;
+	setsockopt(c->socket, SOL_TCP, TCP_NODELAY, (void *)&nodelay, sizeof nodelay);
 #endif
 
 #if defined(SOL_IP) && defined(IP_TOS) && defined(IPTOS_LOWDELAY)
-	option = IPTOS_LOWDELAY;
-	setsockopt(c->socket, SOL_IP, IP_TOS, (void *)&option, sizeof option);
+	int lowdelay = IPTOS_LOWDELAY;
+	setsockopt(c->socket, SOL_IP, IP_TOS, (void *)&lowdelay, sizeof lowdelay);
 #endif
 }
 
@@ -102,7 +100,6 @@ int setup_listen_socket(const sockaddr_t *sa) {
 	int nfd;
 	char *addrstr;
 	int option;
-	char *iface;
 
 	nfd = socket(sa->sa.sa_family, SOCK_STREAM, IPPROTO_TCP);
 
@@ -506,6 +503,7 @@ static struct addrinfo *get_known_addresses(node_t *n) {
 }
 
 void setup_outgoing_connection(meshlink_handle_t *mesh, outgoing_t *outgoing) {
+	bool blacklisted = false;
 	timeout_del(&mesh->loop, &outgoing->ev);
 
 	node_t *n = lookup_node(mesh, outgoing->name);
@@ -521,6 +519,9 @@ void setup_outgoing_connection(meshlink_handle_t *mesh, outgoing_t *outgoing) {
 	read_host_config(mesh, outgoing->config_tree, outgoing->name);
 	outgoing->cfg = lookup_config(outgoing->config_tree, "Address");
 
+	get_config_bool(lookup_config(outgoing->config_tree, "blacklisted"), &blacklisted);
+	if (blacklisted) return;
+
 	if(!outgoing->cfg) {
 		if(n)
 			outgoing->aip = outgoing->ai = get_known_addresses(n);
@@ -548,6 +549,11 @@ void handle_new_meta_connection(event_loop_t *loop, void *data, int flags) {
 	fd = accept(l->tcp.fd, &sa.sa, &len);
 
 	if(fd < 0) {
+		if(errno == EINVAL) { // TODO: check if Windows agrees
+			event_loop_stop(loop);
+			return;
+		}
+
 		logger(DEBUG_ALWAYS, LOG_ERR, "Accepting a new connection failed: %s", sockstrerror(sockerrno));
 		return;
 	}
@@ -626,7 +632,9 @@ void handle_new_meta_connection(event_loop_t *loop, void *data, int flags) {
 	send_id(mesh, c);
 }
 
-static void free_outgoing(meshlink_handle_t *mesh, outgoing_t *outgoing) {
+static void free_outgoing(outgoing_t *outgoing) {
+	meshlink_handle_t *mesh = outgoing->mesh;
+
 	timeout_del(&mesh->loop, &outgoing->ev);
 
 	if(outgoing->ai)
@@ -678,6 +686,7 @@ void try_outgoing_connections(meshlink_handle_t *mesh) {
 
 		if(!found) {
 			outgoing_t *outgoing = xzalloc(sizeof *outgoing);
+			outgoing->mesh = mesh;
 			outgoing->name = name;
 			list_insert_tail(mesh->outgoings, outgoing);
 			setup_outgoing_connection(mesh, outgoing);